Malvik is a municipality in Trøndelag county, Norway. It is part of the Trondheim Region. The administrative center of the municipality is the village of Hommelvik. Other villages in Malvik include Muruvika, Smiskaret, Sneisen, Vikhammer, and Hundhammeren. While "Malvik" refers to the municipality as a whole, it also refers to the urban area of Malvik. The villages of Hundhammeren, Vikhammer, Saksvik (all in Malvik), and Væretrøa (in Trondheim) together form an urban area that is also called Malvik. The urban area has a population (2017) of 6,949 which gives the area a population density of . This area is the most populous urban area in the municipality. The municipality is the 313th largest by area out of the 356 municipalities in Norway. Malvik is the 85th most populous municipality in Norway with a population of 14,425 The municipality's population density is and its population has increased by 12.8% over the previous 10-year period. The municipality of Malvik was established in 1891 when it was separated from the large municipality of Strinda. On 1 January 1914, a small area of the neighboring municipality of Lånke (population: 38) was transferred to Malvik. On 1 July 1953, a small area of Malvik (population: 37) was transferred to the neighboring municipality of Strinda. On 1 January 2018, the municipality switched from the old Sør-Trøndelag county to the new Trøndelag county. The municipality (originally the parish) is named after the old Malvik farm (Manvík) since the first Malvik Church was built there. The first element is mǫn (stem form man-) which means "mane", referring to a mountain ridge behind the farm. (Mana which means "the mane" is a common name for many mountains in Norway, where the form of the mountain is compared with the mane of a horse.) The last element is vík which means "inlet". The coat of arms was granted on 23 July 1982. The official blazon is "Or, a grouse close sable" (I gull en svart tiur). This means the arms have a field (background) that has a tincture of Or which means it is commonly colored yellow, but if it is made out of metal, then gold is used.